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19-12-2016
Mathematics

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The width of a rectangle is one less than 3 times the length what is the perimeter in terms of the length

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Apocrophon Apocrophon

19-12-2016

W = 3L-1
P = 2W + 2L

P = 2(3L-1)+2L
P = 6L-2+2L
P = 8L-2

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